-- @testpoint: opengauss关键字Including(非保留)，作为函数名,部分测试点合理报错

--关键字不带引号-成功
drop function if exists Including;
create function Including(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带双引号-成功
drop function if exists "Including";
create function "Including"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带单引号-合理报错
drop function if exists 'Including';
create function 'Including'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带反引号-合理报错
drop function if exists `Including`;
create function `Including`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--清理环境
drop function if exists including(integer);
drop function if exists "Including"(integer);